Bug screen



FIG. 1 is a perspective view of the bug screen showing my new design;

FIG. 2 is a perspective view thereof from another angle;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a partial enlarged view of portion 9 in FIG. 1 ;

FIG. 10 is a partial enlarged view of portion 10 in FIG. 2 ; and,

FIG. 11 is a partial enlarged view of portion 11 in FIG. 3 .

The dot-dash lines in FIGS. 9-11 are for the purpose of depicting the boundary lines of the enlarged views and form no part of the claimed design. 

CLAIM The ornamental design for a bug screen, as shown and described. 